PTO
Wrapper
PDF
|
Dossier
Espace
Google
|
|
Patent
D904590
|
Priority
Jan 29 2020
|
Filed
Jan 29 2020
|
Issued
Dec 08 2020
|
Expiry
Dec 08 2035
|
|
Assg.orig
|
|
Entity
unknown
|
0
|
6
|
n/a
|
|
|
The ornamental design for a heat exchanger, as shown and described.
|
FIG. 1 is an isometric view of the heat exchanger of our invention;
FIG. 2 is a front view of the invention;
FIG. 3 is a right side view the invention;
FIG. 4 is a left side view of the invention;
FIG. 5 is a rear view of the invention; and,
FIG. 6 is a top view of the invention.
In the drawings, the broken lines depict environmental subject matter only and form no part of the claimed design.
Daniels, Mark, Battles, Robert J.
Patent |
Priority |
Assignee |
Title |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a